Answer:
b
Explanation:
A dependent clause begins with a subordinating conjunction, which is a form of dependent phrase.
A) The coordinating conjunction 'but' is used to link individual clauses.
B) The subordinating conjunction 'because' begins your dependent clause here.
C) 'In addition,' rather than a conjunction, is a transition expression.
D) The word 'whereas' can also be used as a transition word.
Main ideas are often found at the beginning of paragraphs. The first sentence often explains the subject being discussed in the passage. Main ideas are also found in the concluding sentences of a paragraph.